2563630245 has 24 divisors (see below), whose sum is σ = 4847592672. Its totient is φ = 1242972000.

The previous prime is 2563630241. The next prime is 2563630249. The reversal of 2563630245 is 5420363652.

2563630245 is a `hidden beast` number, since 2 + 56 + 363 + 0 + 245 = 666.

2563630245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2563630241) and next prime (2563630249).

It is not a de Polignac number, because 2563630245 - 2² = 2563630241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563630241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2589031 + ... + 2590020.

It is an arithmetic number, because the mean of its divisors is an integer number (201983028).

Almost surely, 2^2563630245 is an apocalyptic number.

It is an amenable number.

2563630245 is a deficient number, since it is larger than the sum of its proper divisors (2283962427).

2563630245 is a wasteful number, since it uses less digits than its factorization.

2563630245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5179073 (or 5179070 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 2563630245 is about 50632.3043619387. The cubic root of 2563630245 is about 1368.6270802232.

Adding to 2563630245 its reverse (5420363652), we get a palindrome (7983993897).

The spelling of 2563630245 in words is "two billion, five hundred sixty-three million, six hundred thirty thousand, two hundred forty-five".